Anatomical Structure and Location of the Auricular Cartilage

Description

Lateral head and neck anatomy is rendered with the auricle (pinna) emphasized in blue, allowing the elastic auricular cartilage framework to read clearly against the surrounding soft tissues. Within the pinna, the conchal bowl sits centrally and deep, continuous with the external acoustic meatus, while the helix and antihelix form superior and posterior curvatures and the tragus and antitragus project anteriorly around the conchal opening. Adjacent facial musculature, including orbicularis oculi, zygomaticus major and minor, and orbicularis oris, occupies the anterior field, with the sternocleidomastoid descending inferolaterally from the mastoid region of the temporal bone toward the manubrium and clavicle. Color-coded vasculature (arteries in red, veins in blue) and superficial nerve pathways (yellow) make this plate useful for correlating auricular landmarks with regional blood supply and sensory innervation. Clinically, the pinna’s elastic cartilage and thin perichondrium explain why auricular hematoma after blunt trauma can strip perichondrial vessels, predisposing to cartilage necrosis and cauliflower ear unless promptly drained and bolstered. The same relationships guide incision placement for otoplasty and repair of lacerations, where preserving perichondrium and respecting the external acoustic meatus, concha, and tragal complex prevents contour deformity. For teaching, this view suits head and neck gross anatomy, surface anatomy, and ENT modules when introducing the external ear, facial musculature, and the way vessels and nerves course through the lateral face. It also supports surgical atlas content on auricular trauma, otoplasty planning, and regional flap design by providing a clean spatial reference for the concha and auricular rim. Anatomical accuracy verified by SciePro's Medical Advisory Board.